Carbon Sub Index breakdown

Date of Evaluation Date of Eval. Index Trait PTA *Carbon Cost (€) Contribution Contrib.
PTA * Carbon Cost
May 2025 Milk Sub Index 7.12
Milk (kg) -151.00 -0.014 2.11
Fat (kg) -4.57 -0.375 1.71
Prot (kg) -7.46 -0.441 3.29
Fertility Sub Index 9.94
Calving Interval (days) -6.18 -1.459 9.02
Survival (%) 0.83 1.117 0.93
Calving Sub Index 0.35
Gestation Length (days) -0.38 -0.919 0.35
Beef Sub Index 2.98
Carcass Weight (kg) -2.20 -0.528 1.16
Age of Slaughter (days) -4.21 -0.432 1.82
Maintenance Sub Index Maint. Sub Index 3.92
Live WT (kg) -12.80 -0.307 3.92
Total Carbon Sub Index 24.31

* Based on an €80/tonne carbon price